package com.softer.wxzj.mapper;

import com.softer.wxzj.entity.SysUser;
import com.softer.wxzj.mapper.base.BaseMapper;
import org.apache.ibatis.annotations.Mapper;
import org.springframework.stereotype.Repository;
/**
 * UserMapper class
 * @author zcz
 * @date 2019/1/16
 */
@Mapper
@Repository
public interface UserMapper extends BaseMapper {
    /**
     * 查询用户是否存在
     * @param userName
     * @return
     */
    int getCountByUserName(String userName);

}
